Fin for a water board



FIG. 1 is a perspective view of the left side, top and rear of the fin for a water board;

FIG. 2 is a left side view of the fin, wherein the right side view of the fin is a mirror image of the left side view;

FIG. 3 is a front view of the fin;

FIG. 4 is a top view of the fin;

FIG. 5 is a bottom view of the fin;

FIG. 6 is a rear view of the fin;

FIG. 7 includes an enlarged view of the surface pattern on the fin as shown in FIG. 1; and,

FIG. 8 is an enlarged view of the surface pattern shown in FIG. 7 and is shown as a partial cross-sectional view of the fin.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental appearance of a fin for a water board, as shown and described. 